release: bump version to 0.70.0

backend/app/models/data_snapshot.py

@@ -1,6 +1,7 @@
 from sqlalchemy import Boolean, Column, DateTime, ForeignKey, Integer, JSON, String
 from sqlalchemy.sql import func
 
+from app.core.enums import SnapshotStatus
 from app.db.session import Base
 
 
@@ -16,7 +17,7 @@ class DataSnapshot(Base):
     started_at = Column(DateTime(timezone=True), server_default=func.now())
     completed_at = Column(DateTime(timezone=True), nullable=True)
     record_count = Column(Integer, default=0)
-    status = Column(String(20), nullable=False, default="running")
+    status = Column(String(20), nullable=False, default=SnapshotStatus.RUNNING.value)
     is_current = Column(Boolean, default=True, index=True)
     parent_snapshot_id = Column(Integer, ForeignKey("data_snapshots.id"), nullable=True, index=True)
     summary = Column(JSON, default={})